Originally Posted by
dsquared37
Segments, legs, whatever. You'll get 500miles for each time takeoff/land sequence.
To answer the original question, yes, this itinerary will definitely count as four segments.
However,
only United elites get a minimum of 500 miles per segment:
http://www.united.com/page/article/0,8566,3122,00.html
General members earn actual miles with no minimum.
OP's profile does not indicate he is an MP elite, so beware of this.
Good luck!
Tim